315241920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 336

約数和(自身を含む): 1306007040

約数和(自身を除く): 990765120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 399, 420, 448, 456, 480, 504, 532, 560, 570, 576, 608, 630, 665, 672, 684, 720, 760, 798, 823, 840, 855, 912, 960, 1008, 1064, 1120, 1140, 1197, 1216, 1260, 1330, 1344, 1368, 1440, 1520, 1596, 1646, 1680, 1710, 1824, 1995, 2016, 2128, 2240, 2280, 2394, 2469, 2520, 2660, 2736, 2880, 3040, 3192, 3292, 3360, 3420, 3648, 3990, 4032, 4115, 4256, 4560, 4788, 4938, 5040, 5320, 5472, 5761, 5985, 6080, 6384, 6584, 6720, 6840, 7407, 7980, 8230, 8512, 9120, 9576, 9876, 10080, 10640, 10944, 11522, 11970, 12345, 12768, 13168, 13680, 14814, 15637, 15960, 16460, 17283, 18240, 19152, 19752, 20160, 21280, 23044, 23940, 24690, 25536, 26336, 27360, 28805, 29628, 31274, 31920, 32920, 34566, 37035, 38304, 39504, 42560, 46088, 46911, 47880, 49380, 51849, 52672, 54720, 57610, 59256, 62548, 63840, 65840, 69132, 74070, 76608, 78185, 79008, 86415, 92176, 93822, 95760, 98760, 103698, 109459, 115220, 118512, 125096, 127680, 131680, 138264, 140733, 148140, 156370, 158016, 172830, 184352, 187644, 191520, 197520, 207396, 218918, 230440, 234555, 237024, 250192, 259245, 263360, 276528, 281466, 296280, 312740, 328377, 345660, 368704, 375288, 383040, 395040, 414792, 437836, 460880, 469110, 474048, 500384, 518490, 547295, 553056, 562932, 592560, 625480, 656754, 691320, 703665, 750576, 790080, 829584, 875672, 921760, 938220, 985131, 1000768, 1036980, 1094590, 1106112, 1125864, 1185120, 1250960, 1313508, 1382640, 1407330, 1501152, 1641885, 1659168, 1751344, 1843520, 1876440, 1970262, 2073960, 2189180, 2251728, 2370240, 2501920, 2627016, 2765280, 2814660, 3002304, 3283770, 3318336, 3502688, 3752880, 3940524, 4147920, 4378360, 4503456, 4925655, 5003840, 5254032, 5530560, 5629320, 6567540, 7005376, 7505760, 7881048, 8295840, 8756720, 9006912, 9851310, 10508064, 11258640, 13135080, 15011520, 15762096, 16591680, 17513440, 19702620, 21016128, 22517280, 26270160, 31524192, 35026880, 39405240, 45034560, 52540320, 63048384, 78810480, 105080640, 157620960, 315241920]

約数ペア:

[(1, 315241920), (2, 157620960), (3, 105080640), (4, 78810480), (5, 63048384), (6, 52540320), (7, 45034560), (8, 39405240), (9, 35026880), (10, 31524192), (12, 26270160), (14, 22517280), (15, 21016128), (16, 19702620), (18, 17513440), (19, 16591680), (20, 15762096), (21, 15011520), (24, 13135080), (28, 11258640), (30, 10508064), (32, 9851310), (35, 9006912), (36, 8756720), (38, 8295840), (40, 7881048), (42, 7505760), (45, 7005376), (48, 6567540), (56, 5629320), (57, 5530560), (60, 5254032), (63, 5003840), (64, 4925655), (70, 4503456), (72, 4378360), (76, 4147920), (80, 3940524), (84, 3752880), (90, 3502688), (95, 3318336), (96, 3283770), (105, 3002304), (112, 2814660), (114, 2765280), (120, 2627016), (126, 2501920), (133, 2370240), (140, 2251728), (144, 2189180), (152, 2073960), (160, 1970262), (168, 1876440), (171, 1843520), (180, 1751344), (190, 1659168), (192, 1641885), (210, 1501152), (224, 1407330), (228, 1382640), (240, 1313508), (252, 1250960), (266, 1185120), (280, 1125864), (285, 1106112), (288, 1094590), (304, 1036980), (315, 1000768), (320, 985131), (336, 938220), (342, 921760), (360, 875672), (380, 829584), (399, 790080), (420, 750576), (448, 703665), (456, 691320), (480, 656754), (504, 625480), (532, 592560), (560, 562932), (570, 553056), (576, 547295), (608, 518490), (630, 500384), (665, 474048), (672, 469110), (684, 460880), (720, 437836), (760, 414792), (798, 395040), (823, 383040), (840, 375288), (855, 368704), (912, 345660), (960, 328377), (1008, 312740), (1064, 296280), (1120, 281466), (1140, 276528), (1197, 263360), (1216, 259245), (1260, 250192), (1330, 237024), (1344, 234555), (1368, 230440), (1440, 218918), (1520, 207396), (1596, 197520), (1646, 191520), (1680, 187644), (1710, 184352), (1824, 172830), (1995, 158016), (2016, 156370), (2128, 148140), (2240, 140733), (2280, 138264), (2394, 131680), (2469, 127680), (2520, 125096), (2660, 118512), (2736, 115220), (2880, 109459), (3040, 103698), (3192, 98760), (3292, 95760), (3360, 93822), (3420, 92176), (3648, 86415), (3990, 79008), (4032, 78185), (4115, 76608), (4256, 74070), (4560, 69132), (4788, 65840), (4938, 63840), (5040, 62548), (5320, 59256), (5472, 57610), (5761, 54720), (5985, 52672), (6080, 51849), (6384, 49380), (6584, 47880), (6720, 46911), (6840, 46088), (7407, 42560), (7980, 39504), (8230, 38304), (8512, 37035), (9120, 34566), (9576, 32920), (9876, 31920), (10080, 31274), (10640, 29628), (10944, 28805), (11522, 27360), (11970, 26336), (12345, 25536), (12768, 24690), (13168, 23940), (13680, 23044), (14814, 21280), (15637, 20160), (15960, 19752), (16460, 19152), (17283, 18240)]